Mixing apparatus



FIG. 1 is a perspective view of a mixing apparatus for surgical bone cement or the like showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a bottom plan view thereof, the inner mixing bowl has been omitted for ease of illustration;

FIG. 6 is a top perspective view of an inner mixing bowl shown separately for clarity of illustration. 

The ornamental design for a mixing apparatus, as shown and described. 